Filters








14 Hits in 4.5 sec

ITC-irst at CLEF 2000: Italian Monolingual Track [chapter]

Nicola Bertoldi, Marcello Federico
2001 Lecture Notes in Computer Science  
This paper presents work on document retrieval for Italian carried out at ITC-irst.  ...  Performance evaluation was done on the Cross Language Evaluation Forum (CLEF) 2000 Italian monolingual track.  ...  Introduction This paper reports on Italian text retrieval research that has recently started at ITC-irst.  ... 
doi:10.1007/3-540-44645-1_26 fatcat:ohnk7hajdbaqnl3emoznlwry6m

ITC-irst at CLEF 2001: Monolingual and Bilingual Tracks [chapter]

Nicola Bertoldi, Marcello Federico
2002 Lecture Notes in Computer Science  
This paper reports on the participation of ITC-irst in the Cross Language Evaluation Forum (CLEF) of 2001.  ...  ITC-irst has taken part to two tracks: the monolingual retrieval task, and the bilingual retrieval task.  ...  Acknowledgements The authors would like to thank their colleagues at ITC-irst Bernardo Magnini and Emanuele Pianta for putting at disposal an electronic Italian-English dictionary.  ... 
doi:10.1007/3-540-45691-0_7 fatcat:wznssphj6fbene5k3wdgxgfjza

ITC-irst at CLEF 2002: Using N-Best Query Translations for CLIR [chapter]

Nicola Bertoldi, Marcello Federico
2003 Lecture Notes in Computer Science  
This paper reports on the participation of ITC-irst in the Italian monolingual retrieval track and in the bilingual English-Italian track of the Cross Language Evaluation Forum (CLEF) 2002.  ...  A crosslanguage information retrieval systems is proposed which integrates retrieval and translation scores over the set of N-best translations of the source query.  ...  With respect to the ITC-irst CL-IR system participating at CLEF 2001, the system of this year features a novel approach for integrating translation and retrieval.  ... 
doi:10.1007/978-3-540-45237-9_4 fatcat:oagly7pod5fjdnmqhcj7tufmdy

Cross-Language Spoken Document Retrieval on the TREC SDR Collection [chapter]

N. Bertoldi, M. Federico
2003 Lecture Notes in Computer Science  
This paper presents preliminary experiments on crosslanguage spoken document retrieval (SDR) carried out on a benchmark assembled at ITC-irst.  ...  The benchmark is based on resources used in the last two spoken document retrieval tracks at the TREC conference, which are available on the Internet.  ...  At the TREC Conference in 2000, best text retrieval systems showed no significant degradation in performance when applied to automatically generated transcripts of broadcast news [4] .  ... 
doi:10.1007/978-3-540-45237-9_41 fatcat:5auavwilavaz7naoclcxyjty54

CLEF 2004 Cross-Language Spoken Document Retrieval Track [chapter]

Marcello Federico, Nicola Bertoldi, Gina-Anne Levow, Gareth J. F. Jones
2005 Lecture Notes in Computer Science  
This paper summarizes the Cross-Language Spoken Document Retrieval (CL-SDR) track held at CLEF 2004. The CL-SDR task at CLEF 2004 was again based on the TREC-8 and TREC-9 SDR tasks.  ...  The paper reports results from the participants showing that as expected cross-language results are reduced relative to a monolingual baseline, although the amount to which they are degraded varies for  ...  CL-SDR System by ITC-irst The ITC-irst system for the CLEF 2004 CL-SDR task was based on the following three processing steps: 1.  ... 
doi:10.1007/11519645_79 fatcat:z2jf4cdu5fd53gvlyofka27a44

Creating the DISEQuA Corpus: A Test Set for Multilingual Question Answering [chapter]

Bernardo Magnini, Simone Romagnoli, Alessandro Vallin, Jesús Herrera, Anselmo Peñas, Víctor Peinado, Felisa Verdejo, Maarten de Rijke
2004 Lecture Notes in Computer Science  
This paper describes the procedure adopted by the three co-ordinators of the CLEF 2003 question answering track (ITC-irst, UNED and ILLC) to create the question set for the monolingual tasks.  ...  Finally, the result of the joint efforts was the creation of the DISEQuA (Dutch Italian Spanish English Questions and Answers) corpus, a useful and reusable resource that is freely available for the research  ...  We would like to thank all the people at ITC-irst (TCC division) who posed the necessary questions for the monolingual Italian test set.  ... 
doi:10.1007/978-3-540-30222-3_47 fatcat:nfaayaegkfhgpmfywcmwolbw3u

The Multiple Language Question Answering Track at CLEF 2003 [chapter]

Bernardo Magnini, Simone Romagnoli, Alessandro Vallin, Jesús Herrera, Anselmo Peñas, Víctor Peinado, Felisa Verdejo, Maarten de Rijke
2004 Lecture Notes in Computer Science  
tasks an English document collection constituted the target corpus for Italian, Spanish, Dutch, French and German queries.  ...  This paper reports on the pilot question answering track that was carried out within the CLEF initiative this year.  ...  The authors wish to acknowledge the contribution and support given by Franca Rossi, Elisabetta Fauri, Pamela Forner and Manuela Speranza at ITC-irst, who helped us in the generation and verification of  ... 
doi:10.1007/978-3-540-30222-3_46 fatcat:kdstrb2wevh5zoucn7iumibze4

Statistical Models for Monolingual and Bilingual Information Retrieval

Nicola Bertoldi, Marcello Federico
2004 Information retrieval (Boston)  
ITC-irst participated with these systems in Italian monolingual tracks of all CLEF evaluation campaigns, and to Italian-English bilingual tracks at CLEF 2001 and CLEF 2002.  ...  This work reviews information retrieval systems developed at ITC-irst, which have been evaluated through several tracks of CLEF over the last three years.  ...  Acknowledgments This work was carried out at ITC-irst under the project WebFAQ, which is partially funded by the FDR-PAT program of the Province of Trento.  ... 
doi:10.1023/b:inrt.0000009440.64411.ad fatcat:pftin32vxnag5m726qhx4ivgiq

Comparative Evaluation of Cross-language Information Retrieval Systems [chapter]

Carol Peters
2005 Lecture Notes in Computer Science  
In recognition of this, five years ago, the DELOS Network for Digital Libraries launched the Cross-Language Evaluation Forum (CLEF), with the objective of promoting multilingual information access by providing  ...  the research community with an infrastructure for testing and evaluating systems operating in multilingual contexts and a common platform for the comparison of methodologies and results.  ...  CLEF began to pay attention to the issues involved in cross-language spoken document retrieval in 2002 when a pilot experiment was organized within the DELOS Network of Excellence by two groups (ITC-irst  ... 
doi:10.1007/978-3-540-31842-2_16 fatcat:4ad3pwr6pnhr5n6v3gwzsqd4cu

Spanish Question Answering Evaluation [chapter]

Anselmo Peñas, Felisa Verdejo, Jesús Herrera
2004 Lecture Notes in Computer Science  
This paper reports the most significant issues related to the launching of a Monolingual Spanish Question Answering evaluation track at the Cross Language Evaluation Forum (CLEF 2003).  ...  It introduces some questions about multilingualism and describes the methodology for test suite production, task, judgment of answers as well as the results obtained by the participant systems.  ...  Candidate questions were formulated taking as starting point the topics produced in past editions of CLEF (Cross-Language Information Retrieval tasks at CLEF 2000, 2001 and 2002).  ... 
doi:10.1007/978-3-540-24630-5_58 fatcat:jqohsaxei5epnm4qavmuxbxwbe

Overview of the Clef 2008 Multilingual Question Answering Track [chapter]

Pamela Forner, Anselmo Peñas, Eneko Agirre, Iñaki Alegria, Corina Forăscu, Nicolas Moreau, Petya Osenova, Prokopis Prokopidis, Paulo Rocha, Bogdan Sacaleanu, Richard Sutcliffe, Erik Tjong Kim Sang
2009 Lecture Notes in Computer Science  
Having being proposed for the fourth time, the QA at CLEF track has confirmed a still raising interest from the research community, recording a constant increase both in the number of participants and  ...  IN, PL, RO), while the answers were retrieved from the English collection. In the RO-DE case, the question was made in Romanian, whilst the answer was retrieved from the German collection.  ...  Acknowledgements The authors would like to thank Donna Harman for her valuable feedback and advice, and Diana Santos for her precious contribution in the organization of the campaign and the revision of  ... 
doi:10.1007/978-3-642-04447-2_34 fatcat:uyleg3mbnnbhnhgux735j3mdty

Natural Language Question Answering in Open Domains

Dan Tufis
2011 Computer Science Journal of Moldova  
This paper reports on the construction and testing of a Question Answering (QA) system which builds on several web services developed at the Research Institute for Artificial Intelligence (ICIA/RACAI).  ...  for the user's query, but a sentence or a paragraph answering the question asked in natural language.  ...  ), and beginning with year 2000 in Japan (NTCIR) and Europa (CLEF).  ... 
doaj:3790532951444ce39452ea3a5b9dde9a fatcat:zrz27mx2v5aaxofu6ju3aibx6y

Workshop on Novel Methodologies for Evaluation in Information Retrieval [chapter]

Mark Sanderson, Martin Braschler, Nicola Ferro, Julio Gonzalo
Lecture Notes in Computer Science  
With such challenges in mind that we decided to hold the first Workshop on Novel Methodologies for Evaluation in Information Retrieval.  ...  Information retrieval is an empirical science; the field cannot move forward unless there are means of evaluating the innovations devised by researchers.  ...  Institute of Standards and Technology • Gareth Jones Dublin City University • Noriko Kando National Institute of Informatics • Jussi Karlgren Swedish Institute of Computer Science • Bernardo Magnini ITC-irst  ... 
doi:10.1007/978-3-540-78646-7_86 dblp:conf/ecir/SandersonBFG08 fatcat:75ac5kcrvneglnzypu72zcvmka

Knowledge mining over scientific literature and technical documentation

Fabio Rinaldi
2009
The knowledge about domain descriptions and their mutual relations is leveraged in an extension to an existing QA system, aimed at the technical maintenance manual of a well-known commercial aircraft.  ...  text-based QA systems [Abney et al., 2000, Pasca and Harabagiu, 2001] .  ...  Such a system may allow inferences at the local/linguistic level or across multiple or single texts, depending on the task at hand.  ... 
doi:10.5167/uzh-163850 fatcat:43diwugmbjhe3cgk44w22npsca